Patent US361509A successfully refreshed from Google Patents.
US361509A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manufacture of pipe-couplings
Assignee: —
•
Filing: —
•
Granted: 1887-04-19
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Expires: 1904-04-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:31
CPC Classifications
F; F16; F16L; F16L19/00; F16L19/02; F16L19/0212; F16L19/0218; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49428
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1890-04-18 | 1890-10-18 | 1891-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1894-04-18 | 1894-10-18 | 1895-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1898-04-18 | 1898-10-18 | 1899-04-19 | $7700.00 | Window Closed / Lapsed |